An example of a stacktrace:
2006-05-17 11:50:16,109 ERROR [org.jboss.ejb.plugins.cmp.jdbc.JDBCUtil] SQL error
java.io.IOException: The stream is closed.
at com.microsoft.sqlserver.jdbc.PLPInputStream.checkClosed()V(Unknown Source)
at com.microsoft.sqlserver.jdbc.PLPInputStream.close()V(Unknown Source)
at org.jboss.ejb.plugins.cmp.jdbc.JDBCUtil.safeClose(JDBCUtil.java:122)
at org.jboss.ejb.plugins.cmp.jdbc.JDBCResultSetReader$7.readResult(JDBCResultSetReader.java:212)
at org.jboss.ejb.plugins.cmp.jdbc.JDBCResultSetReader$AbstractResultSetReader.get(JDBCResultSetReader.java:500)
at org.jboss.ejb.plugins.cmp.jdbc.bridge.JDBCAbstractCMPFieldBridge.loadArgumentResults(JDBCAbstractCMPFieldBridge.java:482)